Pediatric Gastroenterology and Nutrition Laboratory (PGNL)
The Pediatric Gastroenterology and Nutrition Laboratory (PGNL) provides a panel of specialized functional tests for the diagnosis and treatment of gastrointestinal disorders.
The PGNL plays an integral role with the Division of Gastroenterology by delivering additional diagnostic services in the following areas: CARE (Constipation and Reflux Evaluation) Program, Celiac Disease, Eosinophilic GI Disorders, Gastrointestinal Motility, Inflammatory Bowel Disease Program, Obesity, Pancreatic disorders, Tube Feeding Clinic, Liver Disease/Transplantation and Feeding/Swallowing Disorders.
The PGNL is a CLIA certified reference lab for the testing of intestinal disaccharidases (lactase, sucrase, glucoamylase and palatinase), pancreatic enzymes (lipase, trypsin and amylase) and stool alpha-1 antitrypsin.
Protocol for Pancreatic Stimulation Test
Pediatric Gastroenterology and Nutrition Laboratory Requisition Form (PDF)
Test Description Overview
Specimen Transport Guide
Medical Director: Nita Salzman, MD, PhD
Laboratory Manager: Mark Struve
Laboratory Phone: (414) 955 - 4166
Hours of Operation
The laboratory is regularly staffed Monday through Friday, 7:00 a.m. to 3:30 p.m. (Central Standard Time).
Please see the Holiday Schedule for when the laboratory is closed.